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Electronic Compass - http://www.electronic-compass.com/
Sells magnetic sensor technology for cars, boats, bicycles, and hikers. |
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GORP - Getting Found - How to Navigate the Backcountry - http://gorp.away.com/gorp/publishers/menasha/how_surv.htm
An excerpt from Survival in the 90s by Bob Newman. |
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Sun Compass - http://www.usscod.org/suncomp/suncomp.html
Using a horizontal sundial as a sun compass by John C. Fakan, Ph.D. |
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OA Guide to Map and Compass - http://www.princeton.edu/~oa/manual/mapcompass.shtml
An excerpt from The Backpackers Field Manual by Rick Curtis, including reference tables, illustrations and real life examples. |
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Navigation Technologies - http://www.navtech.com/
Maker of digital maps for vehicular navigation. About the company and their products. |